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What is the Least Common Multiple of 13020 and 13030?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least common multiple (LCM) of 13020 and 13030 is 16965060.

LCM(13020,13030) = 16965060

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Least Common Multiple of 13020 and 13030 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 13020 and 13030, than apply into the LCM equation.

GCF(13020,13030) = 10
LCM(13020,13030) = ( 13020 × 13030) / 10
LCM(13020,13030) = 169650600 / 10
LCM(13020,13030) = 16965060

Least Common Multiple (LCM) of 13020 and 13030 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 13020 and 13030. First we will calculate the prime factors of 13020 and 13030.

Prime Factorization of 13020

Prime factors of 13020 are 2, 3, 5, 7, 31. Prime factorization of 13020 in exponential form is:

13020 = 22 × 31 × 51 × 71 × 311

Prime Factorization of 13030

Prime factors of 13030 are 2, 5, 1303. Prime factorization of 13030 in exponential form is:

13030 = 21 × 51 × 13031

Now multiplying the highest exponent prime factors to calculate the LCM of 13020 and 13030.

LCM(13020,13030) = 22 × 31 × 51 × 71 × 311 × 13031
LCM(13020,13030) = 16965060